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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Suite 1000, Portland, OR 97204

Monitoring Guidance

1200-COLS DMR, excel version

Discharge Monitoring Report, updated January 2013

1200-COLS DMR, PDF version

Discharge Monitoring Report, updated January 2013

1200-Z DMR, excel version

Discharge Monitoring Report, updated June 2013

1200-Z DMR, PDF version

Discharge Monitoring Report, updated June 2013

Heartbleed Security Notice

A serious security vulnerability known as "Heartbleed" was recently discovered in OpenSSL, a popular software library commonly used by many websites on the internet to encrypt communication between a user's computer and a web server.

PortlandOregon.gov is NOT affected by this vulnerability as it does not use the OpenSSL software library. Please rest assured we are dedicated to protecting your security on this website.